Lamp



FIG. 1 is a front, right side, top perspective view of a lamp showing my new design;

FIG. 2 is a rear, left side, bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front, right side, top perspective view thereof showing the bottom portion thereof in its fully extended position; and,

FIG. 10 is a front, right side, top perspective view thereof showing the bottom portion thereof in its fully collapsed position.

The broken lines depict portions of the lamp that form no part of the claimed design. 

CLAIM The ornamental design for a lamp, as shown and described. 